salter骨盆 截骨手术在空间上改变了髋臼的方向, 对股骨头的覆盖明显增加.Salter osteotomy changes the direction of acetabulum, and increases the coverage rate of the femoral head.主要观察指标: 坐骨神经与髋臼的位置关系.MAIN OUTCOME MEASURES: The location relation of the sc...
如果把这块湿地的水排干, 这块地就会成为良田.If this wet land was drained, it would be good farmland.许多人不理解湿地的重要性.Many people do not understand the importance of wetlands.候鸟是湿地的主人.The migratory bird is a host of the wetland....
He had bad teeth, irregular and discolored.他牙齿长得不好，参差不齐而且有些发黄。Spilt acid discolored the floor.泼出的酸弄得地板褪色。Charles looked round him at the dingy smoke - discolored walls, the worm - eaten staircase.查尔斯环视被烟熏黑的墙壁和虫蛀的楼梯....
It was performed in fashionable Casino ballrooms.人们在时髦的娱乐舞厅里跳这种舞蹈.Some settled into ballrooms or theaters or hotels for weeks or months at a time.有的乐队在舞厅、剧院或旅馆作数月甚至数月的逗留....